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Finding the Fourth Proportional to 376,392, 564,588.84 and 264,572.61

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Solution

The fourth proportional to 376,392, 564,588.84 and 264,572.61 is: 396,859.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,392 : 564,588.84 = 264,572.61 : x
  2. Step 2: Convert to fraction form
    376,392/564,588.84 = 264,572.61/x
  3. Step 3: Cross multiply
    376,392x = 564,588.84 × 264,572.61
  4. Step 4: Simplify right side
    376,392x = 149,374,742,975.67
  5. Step 5: Solve for x
    x = 149,374,742,975.67/376,392
  6. Step 6: Final answer
    x = 396,859.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.